Fabry-Perot Interferometer Spacer from United States
A precision invar spacer tube that maintains cavity length in Fabry-Perot laser spectrum analyzers. This spacer is a critical part of the interferometer, ensuring accurate wavelength measurement in laser systems.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the spacer is classified as a part of an optical instrument, not as a general metal article
• Verify the invar material does not affect classification
• Keep the invoice showing its specific use in interferometers